- Witzelsucht
Witzelsucht, from the German "witzel"("ei") meaning pun or joke, and "sucht" meaning addiction or yearning ("sucht" derives from the same roots as "sick"), is a set of rare
neurological symptoms characterized by the patient's uncontrollable tendency topun , tell inappropriate jokes and pointless or irrelevant stories at inconvenient moments. The patient nevertheless finds these utterances intensely amusing. It is associated with small lesions of theorbitofrontal cortex . [cite web| url=http://neuro.psychiatryonline.org/cgi/content/full/17/3/429| title=Moria and Witzelsucht from Frontotemporal Dementia|publisher=The Journal of Neuropsychiatry and clinical neurosciences|year=2005|last=Mendez, M.D., Ph.D|first=Mario F]It is distinguished from pathologic laughing by virtue of congruent affective experience and expression, and an admixture of irritability and mirth. It is most commonly seen in patients with
frontal lobe disease or injury, particularly right frontal lobe tumors or trauma.ee also
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Forster's Syndrome References
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